Black & Decker™ Adjusting Nut is designed for DeWalt® DW928, type 1 DC759KA 18 V, DC728 14.4 V, DC727 12 V, DC727V 12 V, DW959, DW929 18 V, DC970 18 V cordless drill, type 2 DW959 18 V cordless drill, type 1 DW927 electric drill, type 1 DCK759 1/2" 18 V drill/driver and DW927V 12 V 3/8" drill.